Chemistry, 17.11.2019 15:31 janinecastillo01
Lead is found in earth’s crust in several different lead ores. suppose a certain rock is composed of 38.0% pbs (galena), 25.0% pbco3 (cerussite), and 17.4% pbso4 (anglesite). the remainder of the rock is composed of substances that don’t contain lead. how much of this rock (in kg) must be processed to obtain 5.8 metric tons of lead? (a metric ton is 1000 kg.)
express your answer using two significant figures.
Answers: 3
Chemistry, 22.06.2019 04:10, tishfaco5000
Answer from each drop-down menu. e characteristics of a borane molecule (bh). the lewis structure and table of electronegativities are given olecular shape is and the molecule is reset next erved. search e a
Answers: 2
Chemistry, 22.06.2019 18:30, ashleymer384
Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.
Answers: 3
Lead is found in earth’s crust in several different lead ores. suppose a certain rock is composed of...
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